Airbrush



FIG. 1 is a perspective view of an airbrush showing my new design;

FIG. 2 is a side elevation taken from the right of FIG. 1;

FIG. 3 is a front elevation;

FIG. 4 is a rear elevation;

FIG. 5 is a top plan view; and,

FIG. 6 is a bottom plane view.

The broken line showing of a container is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for an airbrush, as shown and described. 